update "pub-use-extern-macros" test to hide the regular import statement

QuietMisdreavus · pietroalbini · commit 451a9ced73fd · 2018-06-03T12:04:00.000+02:00
diff --git a/src/test/rustdoc/pub-use-extern-macros.rs b/src/test/rustdoc/pub-use-extern-macros.rs
@@ -15,6 +15,7 @@
 extern crate macros;
 
 // @has pub_use_extern_macros/macro.bar.html
+// @!has pub_use_extern_macros/index.html 'pub use macros::bar;'
 pub use macros::bar;
 
 // @has pub_use_extern_macros/macro.baz.html
